Samsung GX-20 vs Sony A7R

On this page, we are reviewing the Samsung GX-20 versus Sony A7R, former being a Advanced DSLR while the other is a Pro Mirrorless by brands Samsung and Sony. There is a noticeable difference among the resolutions of the GX-20 (15MP) and A7R (36MP) and the GX-20 (APS-C) and A7R (Full frame) boast different sensor sizing.

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The GX-20 was released 7 years earlier than the A7R and that is a fairly sizable difference as far as camera tech is concerned. Each of the cameras have different body design with the Samsung GX-20 being a Mid-size SLR camera and the Sony A7R being a SLR-style mirrorless camera.

Before going right into a thorough comparison, here is a quick overview of how the GX-20 matches up against the A7R in regards to portability, imaging, features and an overall rating.

This is a sample of the gallery pictures for Samsung GX-20 & Sony Alpha A7R. The complete galleries are provided at Samsung GX-20 Gallery & Sony A7R Gallery.

When you are looking to carry your camera often, you're going to have to factor its weight and size. The Samsung GX-20 provides exterior dimensions of 142mm x 101mm x 72mm (5.6" x 4.0" x 2.8") accompanied by a weight of 800 grams (1.76 lbs) whilst the Sony A7R has specifications of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") and a weight of 465 grams (1.03 lbs).

Check the Samsung GX-20 versus Sony A7R in our newest Camera & Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will change dependant on the lens you are employing during that time. Below is a front view proportions comparison of the GX-20 and the A7R.

Considering size and weight, the portability grade of the GX-20 and A7R is 58 and 78 respectively.

In many cases, its tough to picture the gap in sensor sizing simply by going through specifications. The photograph here will help offer you a better sense of the sensor sizes in the GX-20 and A7R.

Plainly, both cameras provide different megapixel count and different sensor sizing. The GX-20 because of its smaller sensor is going to make shooting shallower depth of field more challenging and the Sony A7R will provide extra detail as a result of its extra 21 Megapixels. Greater resolution will allow you to crop pics more aggressively. The older GX-20 will be disadvantaged when it comes to sensor technology.